* [PATCH] drm/amd/powerplay: add pstate mclk(uclk) support for navi10
@ 2019-07-12 3:33 Wang, Kevin(Yang)
[not found] ` <20190712033326.12294-1-kevin1.wang-5C7GfCeVMHo@public.gmane.org>
0 siblings, 1 reply; 2+ messages in thread
From: Wang, Kevin(Yang) @ 2019-07-12 3:33 UTC (permalink / raw)
To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW
Cc: Quan, Evan, Feng, Kenneth, Wang, Kevin(Yang)
add pstate mclk(uclk) support.
Change-Id: I7f3bca4901833b4ea213fe02249fc055b80e5cdd
Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
---
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 1 +
drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 8 +++++++-
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index de6cc5d489cd..67db2746ec4f 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -136,6 +136,7 @@ int smu_get_dpm_freq_range(struct smu_context *smu, enum smu_clk_type clk_type,
return -EINVAL;
switch (clk_type) {
+ case SMU_MCLK:
case SMU_UCLK:
if (!smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT)) {
pr_warn("uclk dpm is not enabled\n");
diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index cd32b20a13c1..16a4c1ca98cf 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -709,7 +709,7 @@ static int navi10_force_clk_levels(struct smu_context *smu,
static int navi10_populate_umd_state_clk(struct smu_context *smu)
{
int ret = 0;
- uint32_t min_sclk_freq = 0;
+ uint32_t min_sclk_freq = 0, min_mclk_freq = 0;
ret = smu_get_dpm_freq_range(smu, SMU_SCLK, &min_sclk_freq, NULL);
if (ret)
@@ -717,6 +717,12 @@ static int navi10_populate_umd_state_clk(struct smu_context *smu)
smu->pstate_sclk = min_sclk_freq * 100;
+ ret = smu_get_dpm_freq_range(smu, SMU_MCLK, &min_mclk_freq, NULL);
+ if (ret)
+ return ret;
+
+ smu->pstate_mclk = min_mclk_freq * 100;
+
return ret;
}
--
2.22.0
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https://lists.freedesktop.org/mailman/listinfo/amd-gfx
^ permalink raw reply related [flat|nested] 2+ messages in thread
* RE: [PATCH] drm/amd/powerplay: add pstate mclk(uclk) support for navi10
[not found] ` <20190712033326.12294-1-kevin1.wang-5C7GfCeVMHo@public.gmane.org>
@ 2019-07-12 3:47 ` Quan, Evan
0 siblings, 0 replies; 2+ messages in thread
From: Quan, Evan @ 2019-07-12 3:47 UTC (permalink / raw)
To: Wang, Kevin(Yang), amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW; +Cc: Feng, Kenneth
Reviewed-by: Evan Quan <evan.quan@amd.com>
> -----Original Message-----
> From: Wang, Kevin(Yang) <Kevin1.Wang@amd.com>
> Sent: Friday, July 12, 2019 11:34 AM
> To: amd-gfx@lists.freedesktop.org
> Cc: Feng, Kenneth <Kenneth.Feng@amd.com>; Quan, Evan
> <Evan.Quan@amd.com>; Wang, Kevin(Yang) <Kevin1.Wang@amd.com>
> Subject: [PATCH] drm/amd/powerplay: add pstate mclk(uclk) support for
> navi10
>
> add pstate mclk(uclk) support.
>
> Change-Id: I7f3bca4901833b4ea213fe02249fc055b80e5cdd
> Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
> ---
> drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 1 +
> drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 8 +++++++-
> 2 files changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
> b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
> index de6cc5d489cd..67db2746ec4f 100644
> --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
> +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
> @@ -136,6 +136,7 @@ int smu_get_dpm_freq_range(struct smu_context
> *smu, enum smu_clk_type clk_type,
> return -EINVAL;
>
> switch (clk_type) {
> + case SMU_MCLK:
> case SMU_UCLK:
> if (!smu_feature_is_enabled(smu,
> SMU_FEATURE_DPM_UCLK_BIT)) {
> pr_warn("uclk dpm is not enabled\n"); diff --git
> a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
> b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
> index cd32b20a13c1..16a4c1ca98cf 100644
> --- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
> +++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
> @@ -709,7 +709,7 @@ static int navi10_force_clk_levels(struct smu_context
> *smu, static int navi10_populate_umd_state_clk(struct smu_context *smu)
> {
> int ret = 0;
> - uint32_t min_sclk_freq = 0;
> + uint32_t min_sclk_freq = 0, min_mclk_freq = 0;
>
> ret = smu_get_dpm_freq_range(smu, SMU_SCLK, &min_sclk_freq,
> NULL);
> if (ret)
> @@ -717,6 +717,12 @@ static int navi10_populate_umd_state_clk(struct
> smu_context *smu)
>
> smu->pstate_sclk = min_sclk_freq * 100;
>
> + ret = smu_get_dpm_freq_range(smu, SMU_MCLK, &min_mclk_freq,
> NULL);
> + if (ret)
> + return ret;
> +
> + smu->pstate_mclk = min_mclk_freq * 100;
> +
> return ret;
> }
>
> --
> 2.22.0
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
^ permalink raw reply [flat|nested] 2+ messages in thread
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2019-07-12 3:33 [PATCH] drm/amd/powerplay: add pstate mclk(uclk) support for navi10 Wang, Kevin(Yang)
[not found] ` <20190712033326.12294-1-kevin1.wang-5C7GfCeVMHo@public.gmane.org>
2019-07-12 3:47 ` Quan, Evan
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